| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 333 | 5.671,08 | 17,03 | 3 |
| 2007 | 287 | 5.754,16 | 20,05 | 1 |
| 2008 | 266 | 5.878,34 | 22,10 | 1 |
| 2009 | 270 | 5.580,67 | 20,67 | 2 |
| 2010 | 341 | 7.675,78 | 22,51 | 2 |
| 2011 | 321 | 6.677,16 | 20,80 | 1 |
| 2012 | 324 | 7.868,89 | 24,29 | 2 |
| 2013 | 286 | 7.379,64 | 25,80 | 2 |
| 2014 | 317 | 9.242,24 | 29,16 | 2 |
| 2015 | 338 | 9.111,14 | 26,96 | 2 |
| 2016 | 345 | 9.806,88 | 28,43 | 2 |
| 2017 | 334 | 9.315,46 | 27,89 | 2 |
| 2018 | 339 | 9.510,86 | 28,06 | 2 |
| 2019 | 362 | 10.033,77 | 27,72 | 2 |
| 2020 | 368 | 11.336,12 | 30,80 | 2 |
| 2021 | 352 | 10.190,66 | 28,95 | 3 |
| 2022 | 360 | 11.409,34 | 31,69 | 3 |
| 2023 | 374 | 11.506,99 | 30,77 | 3 |
| 2024 | 384 | 10.675,31 | 27,80 | 5 |
| totale | 6.301 | 164.624,49 | 26,13 | 42 |